Abstract: An air cleaner for an internal combustion engine includes a body having a chamber space, an air inlet pipe connected to the body for introducing air into the chamber space, a drain cock formed on a bottom surface of the body for collecting particles and moisture present in the introduced air, and a drain valve mounted to the drain cock for discharging the particles and moisture. The air inlet pipe is integrally formed with the body and is not inserted in the body.

Abstract: An air filter for vehicles which includes a main body defining a chamber, a discharge outlet communicating with said chamber for discharging clean air therefrom, a disc-type baffle positioned to divide the chamber and the discharge outlet into two filtering zones, supporting and positioning plates spring-mounted to opposite sides of the disc-type baffle, said supporting and positioning plates having a smaller dimension than the chamber, an air inlet which branches into separate guide tubes which communicate with the two filtering zones of the chamber and filter elements mounted on each of said supporting and partitioning plates and spaced apart from the walls of the chamber within the filtering zones, said filter means defining an open center core for receiving air from said guide tubes.